Bloodlines: Medius - A Dead Hearts Novel, #7

'First comes the Dark, then Fire, Fang, and Flood.'?Bloodlines: Medius, book 2, finds Logan Bennet and his mother, Lenora, in Miami with the remnants of the Dark Angels. Shirkas-a species of super-zombies-are harassing the coastline. The Blood Syndicate and U. S. military defend the Wall of Liberty that surrounds the city, the only thing standing between the inhabitants and the horde. However, the Centauro rebels may have a solution-kill the High Council members, whom they believe control the zombies, and destroy the Babylonian Stones to prevent TTD agents from time-traveling.
And they want the Dark Angels to help. Dark mysteries and demonic rituals threaten the survivors of a war-torn world. Cadence and the Earth Corps are needed to prevent a hellish uprising, but where are they? And if Picasso, Logan, or Parish can find them, will they be able to stop the demons, or is this the beginning of Armageddon?